Home / 2,421,982.60-3,627,725.10-2,002,078.60

Finding the Fourth Proportional to 2,421,982.60, 3,627,725.10 and 2,002,078.60

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Solution

The fourth proportional to 2,421,982.60, 3,627,725.10 and 2,002,078.60 is: 2,998,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,421,982.60 : 3,627,725.10 = 2,002,078.60 : x
  2. Step 2: Convert to fraction form
    2,421,982.60/3,627,725.10 = 2,002,078.60/x
  3. Step 3: Cross multiply
    2,421,982.60x = 3,627,725.10 × 2,002,078.60
  4. Step 4: Simplify right side
    2,421,982.60x = 7,262,990,789,392.86
  5. Step 5: Solve for x
    x = 7,262,990,789,392.86/2,421,982.60
  6. Step 6: Final answer
    x = 2,998,779.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.